Related by context. Frequent words. (Click for all words.) 57 mutant strains 56 protozoan 54 Toxoplasma 54 unicellular 53 amoebae 53 Wolbachia 52 diploid 52 poxvirus 52 herpes viruses 52 fungi 51 bacterial pathogen 51 mycobacteria 51 imprinted genes 51 mutagenesis 51 B. anthracis 51 transgenes 51 Caenorhabditis elegans 51 amoebas 51 teratomas 51 germline 50 T. gondii 50 alga 50 microbiota 50 RNA viruses 50 gut microbes 50 genotypic 50 glycoproteins 50 gene splicing 49 roundworms 49 lysozyme 49 Bt toxin 49 genetically engineered mouse 49 mole rats 49 nitrogen fixing 49 transgene 49 nematode worms 49 prokaryotes 49 Plasmodium 49 chloroplasts 49 Yersinia pestis 49 bacilli 49 single celled organism 49 genomic sequence 49 symbionts 49 organism 48 Bacillus anthracis 48 unfertilized 48 pathogen 48 mycelium 48 Archaea 48 yeast strains 48 bollworms 48 genetic sequences 48 bacterial strains 48 asexual reproduction 48 genotypes 48 microbe 48 motile 48 nematodes 48 prion proteins 48 genetically identical 48 clades 48 genes encoding 48 morphologically 47 mutant strain 47 amino acid sequences 47 transposable elements 47 micro organism 47 Vibrio cholerae 47 coronaviruses 47 bacterium 47 antimicrobial peptides 47 organisms 47 dodder 47 nitrogen fixation 47 Nematodes 47 microorganisms 47 somatic cells 47 spermatozoa 47 microorganism 47 avian flu viruses 47 Fruit flies 47 phage 47 undifferentiated cells 47 introns 47 single celled 47 clonal 47 fungal pathogens 47 Toxoplasma gondii 47 Clostridium 47 funguses 46 Staphylococcus 46 Neu5Gc 46 cowbird 46 nematode 46 P. falciparum 46 PrP 46 avian influenza viruses 46 lectin 46 bacterial colonies 46 mutants